1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache license, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the license for the specific language governing permissions and 15 * limitations under the license. 16 */ 17 package org.apache.logging.log4j.core.selector; 18 19 import java.net.URI; 20 import java.util.List; 21 22 import org.apache.logging.log4j.core.LoggerContext; 23 24 /** 25 * Interface used to locate a LoggerContext. 26 */ 27 public interface ContextSelector { 28 29 /** 30 * Returns the LoggerContext. 31 * @param fqcn The fully qualified class name of the caller. 32 * @param loader ClassLoader to use or null. 33 * @param currentContext If true returns the current Context, if false returns the Context appropriate 34 * for the caller if a more appropriate Context can be determined. 35 * @return The LoggerContext. 36 */ 37 LoggerContext getContext(String fqcn, ClassLoader loader, boolean currentContext); 38 39 /** 40 * Returns the LoggerContext. 41 * @param fqcn The fully qualified class name of the caller. 42 * @param loader ClassLoader to use or null. 43 * @param currentContext If true returns the current Context, if false returns the Context appropriate 44 * for the caller if a more appropriate Context can be determined. 45 * @param configLocation The location of the configuration for the LoggerContext. 46 * @return The LoggerContext. 47 */ 48 LoggerContext getContext(String fqcn, ClassLoader loader, boolean currentContext, URI configLocation); 49 50 /** 51 * Returns a List of all the available LoggerContexts. 52 * @return The List of LoggerContexts. 53 */ 54 List<LoggerContext> getLoggerContexts(); 55 56 /** 57 * Remove any references to the LoggerContext. 58 * @param context The context to remove. 59 */ 60 void removeContext(LoggerContext context); 61 }